题目内容
They have been waiting for many hours to see the singer, but the airplane must have been _____.
A. behind the times B. behind schedule
C. ahead of time D. in no time
B. behind schedule
解析:
behind schedule(=late, behind time)晚点:The train is running behind schedule today.(=The train is not on time today.)behind the times(=using things not in style; still following old ways; old fashioned)过时,跟不上时代,落后:1)The store is behind the times.(=The store is old-fashioned; it looks as stores looked 40 years ago.) 2) Mary thinks her parents are behind the times because they still do the fox-trot and don't know any new dances.(=Mary's parents are old-fashioned in their dancings .) ahead of time提前: They have fulfilled their production plans ahead of time, in no time(=soon, quickly)立即,马上:I'll be back in no time to see you home.